Magnetic Strut Channel Fitting for Faster Alignment and Assembly

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Solution Overview

Problem

The existing strut channel fittings require manual alignment and securing with bolts, making the assembly process time-consuming and difficult due to the need for precise alignment before tightening.

Innovation Solution

Magnetic strut channel fittings with embedded magnets that allow for magnetic adhesion to strut channels, enabling faster and easier installation by allowing both hands to be used during assembly and providing stability with an interference fit or adhesive.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual alignment and bolt securing is used for strut channel fittings, then the connection strength is sufficient, but the assembly time and operational complexity increase significantly

Engineering Contradiction:
Improveassembly easeVSAvoidassembly time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent replaces the manual mechanical alignment and bolt tightening system with a magnetic field-based holding system. Magnets embedded in the fitting automatically attract and hold the fitting against the strut channel, eliminating the need for manual alignment and temporary holding, thereby reducing assembly time and operational complexity

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The magnetic fitting performs self-alignment and self-holding through magnetic attraction between the magnets in the fitting and the magnetic strut channel. This self-service mechanism eliminates the need for external tools or multiple persons to hold the fitting in place during assembly

Inventive Principle:
Principle #25Self-service

2Manufacturing precision

If manual alignment is required for strut channel fittings, then the connection precision can be achieved, but the operational difficulty increases

Engineering Contradiction:
Improvealignment precisionVSAvoidassembly difficulty
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent substitutes manual mechanical alignment with magnetic field-based positioning. The magnetic attraction automatically pulls the fitting into proper alignment with the strut channel, ensuring precise positioning without requiring manual alignment skills or tools

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The magnetic field acts as an intermediary force between the fitting and the strut channel, mediating the alignment process. The magnetic attraction guides the fitting into correct position automatically, serving as a mediator that ensures precision while reducing operational difficulty

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Facilitates quicker and more efficient assembly of strut channels by allowing magnetic adhesion, reducing the time and effort required for alignment and securing, while maintaining stability under axial loads.

Implementation Method 1

a plurality of magnets embedded into at least one of the first and second plates, wherein the plurality of magnets allow the magnetic strut channel fitting to be magnetically adhered to a strut channel

Methodology Applied
Scientific EffectMagnetic adhesion: Magnetism

Data Source

PatentUS11668086B2Magnetic strut channel fitting
Publication Date: 2023.06.06 ABB (SCHWEIZ) AG
  • US11668086B2 patent drawing
  • US11668086B2 patent drawing
  • US11668086B2 patent drawing

AI summary

A magnetic strut channel fitting includes first and second plates connected to each other and a plurality of magnets embedded into at least one of the first and second plates. According to another embodiment of the present invention, a magnetic strut channel fitting includes a substantially flat plate and a plurality of magnets embedded into the plate. According to yet another embodiment of the present invention, a magnetic strut channel fitting includes a substantially flat connecting plate, first and second arm members, each of the first and second arm members having a vertical plate and a horizontal plate, and a plurality of magnets, the plurality of magnets embedded into the connecting plate to allow the magnetic strut channel fitting to magnetically adhere to a strut channel. The plurality of magnets allow the magnetic strut channel fitting to be magnetically adhered to a strut channel.